:root {
            --primary-color: #2575fc;
            --secondary-color: #6a11cb;
            --zalo-color: #0068FF;
            --facebook-color: #1877F2;
            --telegram-color: #0088CC;
            --youtube-color: #FF0000;
            --dark-color: #2c3e50;
            --light-color: #f8f9fa;
        }
        
        /* Module styling */
        .module-container {
            border: 1px solid #e0e0e0;
            border-radius: 10px;
            padding: 2rem;
            margin-bottom: 2rem;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
            background-color: white;
        }
        
        .module-title {
            text-align: center;
            margin-bottom: 2rem;
            position: relative;
            padding-bottom: 1rem;
        }
        
        .module-title:after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 3px;
            background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
        }
        
        /* Contact card */
        .contact-card {
            border-radius: 10px;
            padding: 2rem;
            margin-bottom: 1.5rem;
            text-align: center;
            transition: all 0.3s ease;
            height: 100%;
            border: 1px solid #e0e0e0;
            background-color: white;
        }
        
        .contact-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        
        .contact-icon {
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            display: inline-block;
            transition: transform 0.3s ease;
        }
        
        .contact-card:hover .contact-icon {
            transform: scale(1.1);
        }
        
        .contact-card.zalo {
            border-top: 4px solid var(--zalo-color);
        }
        
        .contact-card.zalo .contact-icon {
            color: var(--zalo-color);
        }
        
        .contact-card.facebook {
            border-top: 4px solid var(--facebook-color);
        }
        
        .contact-card.facebook .contact-icon {
            color: var(--facebook-color);
        }
        
        .contact-card.telegram {
            border-top: 4px solid var(--telegram-color);
        }
        
        .contact-card.telegram .contact-icon {
            color: var(--telegram-color);
        }
        
        .contact-card.youtube {
            border-top: 4px solid var(--youtube-color);
        }
        
        .contact-card.youtube .contact-icon {
            color: var(--youtube-color);
        }
        
        /* Map container */
        .map-container {
            border-radius: 10px;
            overflow: hidden;
            height: 500px;
            border: 1px solid #e0e0e0;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
        }
        
        .map-container:hover {
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
        }
        
        .map-container iframe {
            width: 100%;
            height: 100%;
            border: none;
        }
        
        /* Address info */
        .address-info {
            padding: 2rem;
            height: 100%;
        }
        
        .address-info h4 {
            color: var(--dark-color);
            margin-bottom: 1rem;
            font-weight: 600;
        }
        
        .address-info .info-icon {
            color: var(--primary-color);
            margin-right: 0.5rem;
            font-size: 1.2rem;
        }
        
        /* Responsive adjustments */
        @media (max-width: 767.98px) {
            .module-container {
                padding: 1.5rem;
            }
            
            .map-container {
                height: 350px;
                margin-top: 1.5rem;
            }
            
            .address-info {
                padding: 1.5rem;
            }
        }
        
        /* Animation */
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .fade-in {
            animation: fadeIn 0.6s ease-out forwards;
        }
        
        /* Delay animations */
        .delay-1 { animation-delay: 0.2s; }
        .delay-2 { animation-delay: 0.4s; }
        .delay-3 { animation-delay: 0.6s; }